Optika Optigem-1 Binocular Stereozoom Microscope
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Binocular gemological stereomicroscopes for brightfield and darkfield applications with special side-emitting LED illumination ring for true darkfield illumination. Equipped also with an incident LED flexible arm and a diffusive LED disc for transmitted illumination. The instrument can be easily tilted horizontally for immersion analysis.
Delivery & Availability:
Typically 21 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.
Description
Binocular gemological stereomicroscopes for brightfield and darkfield applications with special side-emitting LED illumination ring for true darkfield illumination. Equipped also with an incident LED flexible arm and a diffusive LED disc for transmitted illumination. The instrument can be easily tilted horizontally for immersion analysis.
Features:
- Observation mode:Â Brightfield, darkfield.
- Heads: Binocular, 45° inclined, 360° rotating.
- Interpupillary distance:Â Adjustable between 51 and 75 mm.
- Dioptric adjustment:Â On both eyepiece tubes.
- Eyepieces:Â WF10x/21 mm, high eye-point.
- Objective: Parfocal achromatic zoom 0.7x…4.5x (zoom factor 6.43:1).
- Working distance:Â 100 mm.
- Specimen stage:Â Gemological stage, with clamp for holding gems.
- Focusing:Â Rack and pinion mechanism controlled by a pair of knobs.
- Stand:Â Fixed arm stand with tilting system (with position lock control). It can be totally overturned and rotated allowing in this way to obtain a 2-in-one instrument: an instrument for standard observations and one for observation of water-immersed gems.
- Darkfield illumination: Equipped with a state-of-the-art illuminator for darkfield observation. It consist of an innovative side-emmiting LEDs ring with an emission angle of 38°. With brightness control.
- Transmitted light llumination:Â Equipped with a LED illuminator, located under the stage. With brightness control.
- Incident illumination:Â Equipped with a flexible gooseneck-arm LED illuminator. With brightness control.
- Color temperature:Â Pure white 6,300 K
Technical Specifications:
| Observation Method –
Transmitted Light |
Brightfield | Yes |
| Â | Darkfield | Yes |
| Â | Simple polarized light | As optional |
| Observation Method –
Incident Light |
Brightfield | Yes |
| Â | Darkfield | Yes |
| Â | Simple polarized light | As optional |
| Main Body | Type | Upright |
| Â | Construction material | Aluminum die-cast |
| Â | Trasportation handle | Yes |
| Head | Type | Binocular |
| Â | Construction material | Aluminum & Plastic molds / Aluminum gears |
|  | Inclination | 45° |
|  | 360° rotating | Yes |
| Â | Interpupillary distance (mm) | 51-75 |
| Â | Dioptric adjustement | On both tube |
| Â | Head holder internal diameter (mm) | 76 |
| Â | Tube inner diameter (mm) | 30 |
| Eyepieces | Field number (mm) | 21 |
| Â | Magnification | 10x |
| Â | Micrometric scale | As optional |
| Â | Diameter of micrometer glass (mm) | 23 |
| Â | High eyepoint (for glass wearers) | Yes |
| Â | Rubber cup | Yes |
| Â | Retractable protections | Yes |
| Objectives | Optical system | Greenough |
| Â | Anti-fungus treatment | Yes |
| Â | Zoom type | Achromatic |
| Â | Working distance (mm) | 100 |
| Â | Standard magnifications | 7x-45x |
| Â | Zoom ratio | 6.43 |
| Focusing System | Type | Coarse |
| Â | Coarse total travel (mm) | 114 |
| Â | Adjustable tension | Yes |
| Â | Head holder internal diameter (mm) | 76 |
| Stand | Type | Fixed arm |
|  | Tilting mechanism | Yes, full 90° tilt angle and 360° rotating |
| Stage | Gemological clamp | Yes, adjustable |
| Transmitted
Illumination |
Type | LED |
| Â | Darkfield illuminator | Yes, side-emitting LEDs |
| Â | Lever for dark background insertion | Yes |
| Â | Selector for illumination modes | Yes, 3 modes:
– brightfield only – darkfield only – both brightfield and darkfield. |
| Â | Light source power (W) | 2 |
| Â | Illuminance (lux) | 6,000 |
| Â | Brightness control | Manual |
| Â | Lifetime (hours) | > 65,000 |
| Â | Temperature (K) | 6,300 |
| Â | Max. required power (W) | 3 |
| Incident Illumination | Type | LED |
| Â | Light source power (W) | 1 |
| Â | Illuminance (lux) | 20,000 |
| Â | Brightness control | Manual |
| Â | Lifetime (hours) | > 65,000 |
| Â | Temperature (K) | 6,300 |
| Â | Max. required power (W) | 3 |
| Power Supply for
Transmitted Illumination |
Type | External |
| Â | Microscope connector | Jack, 2.1 mm |
| Â | Power plug type | Multi-plug (EU, UK, US) |
| Â | Input voltage | 100/240 Vac, 50/60 Hz |
|  | Output voltage | 12 Vdc  2.5A |
| Accessories Included | Dust cover | Yes |
| Â | User Manual | Digital version (downloadable) |
| Additional Information | Maximum sample height (mm): | 90 |
| Product Weight | Total Height (mm) | 480 |
| Â | Head Height (mm) | 230 |
| Â | Head Width (mm) | 140 |
| Â | Head depth (mm) | 150 |
| Â | Base height (mm) | 60 |
| Â | Base width (mm) | 210 |
| Â | Base depth (mm) | 270 |
| Product Weight | (kg) | 10 |
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